... vibrating feeder 振动加料器；振动饲料斗 feeder line 馈线；进水线 vibration feeder 振动送料机；振动加料器 ...
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我船在水线之下破损严重，正大量进水。有危险的横倾。我船需要拖轮的援助。
I suffered serious underwater damages (or, I had my hull underwater damaged). Sea water flooding in. There is a dangerous list. I need tug assistance.
我船水线下正在进水。
根据我国航道条件就现有浅水拖输艏艉线型形状进行了探讨，从阻力和推进观点出发对满载水线、横剖面形状、半进水角和各种坠洞以及它们对螺旋桨的影响等加以分析、比较。
In view of the resistance and propulsion, the load water line, shape of sections, half Angle of entrance, forms of tunnel and their effect on propeller were analysed and compared.
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